I ________ my homework while my parents ________ TV at 9 last night.
#38497
A
did; have watched
B
had done; were watching
C
was doing; were watching
D
would do; were watching
推荐题目
It’s said that scientists have ________ a way to deal with the serious disease
#41866
A
caught up with
B
come up with
C
agreed with
D
compared with
—China develops so fast.— That’s true. It ______ a lot already. 
#40170
A
changes
B
changed
C
will change.
D
has changed.
My pen pal Molly ______ to Xi’an to visit me next Thursday.
#39896
A
is coming
B
comes
C
came
D
coming